truncate file on Linux

rule:
  meta:
    name: truncate file on Linux
    namespace: host-interaction/file-system/truncate
    authors:
      - mehunhoff@google.com
    scopes:
      static: basic block
      dynamic: call
  features:
    - and:
      - or:
        - os: android
        - os: linux
      - api: ftruncate